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Download full textIrvine, David J.; And Others – 1976
Identifying the effects of the New York State Experimental Prekindergarten Program on the development of children requires that a broad array of data be analyzed. In studying the effects of the program, the evaluation unit is interested in determining whether there is an overall effect, and whether children of different ages and different levels…
Descriptors: Age Differences, Analysis of Covariance, Cognitive Development, Cognitive Tests
PDF pending restorationIrvine, David J.; And Others – 1978
The New York State Experimental Prekindergarten Program (PreK) evaluation studied successive waves of children while they were in PreK, and as they progressed through the third grade. For each wave, two control groups were obtained: (1) A waiting-list control group, children in districts offering PreK programs who were identified as eligible for…
Descriptors: Attrition (Research Studies), Cognitive Development, Comparative Analysis, Control Groups
PDF pending restorationIrvine, David J.; And Others – 1977
Approximately 6,500 children are enrolled per year in the New York State Experimental Prekindergarten Program (PreK). In 1975-76 a longitudinal study was begun to determine the program's impact on the development of children while enrolled in the program and in the primary grades. Samples from a population of 5,245 four-year-old prekindergarten…
Descriptors: Age Differences, Analysis of Covariance, Classroom Observation Techniques, Cognitive Development
